<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>


    <input>

    <input type="radio"> 男
    <input type="radio"> 女

    <select>
        <option>学习</option>
        <option>上课</option>
        <option>睡觉</option>
    </select>

    <button>按钮</button>


</body>
</html>
